/*header start*/
.header {
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 999;
}
.header-top {
    width: 100%;
    height: 40px;
    background-color: #000;
    display: flex;
    justify-content: space-between;
    padding: 0 48px;
    box-sizing: border-box;
    color: #ccc;
}
.header-top>ul {
    display: flex;
    align-items: center;
}
.header-top>ul>li {
    margin-right: 42px;
}
.header-top>ul>li>a {
    font-size: 14px;
    font-weight: 400;
}
.header-top>ul>li>a:hover {
    color: #999;
}
.header-top>ul>li:last-child {
    margin-right: 0;
}
.header-top-right>li:nth-child(2),
.header-top-right>li:nth-child(3) {
    margin-right: 0;
}
.header-top-right>li:nth-child(3) {
    margin: 0 18px;
}
.header-bottom {
    width: 1200px;
    height: 60px;
    /*background-color: red;*/
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.header-bottom>.logo {
    font-size: 70px;
    color: #fff;
}
.header-bottom>.logo:hover {
    color: blue;
}
.header-bottom>.search {
    font-size: 30px;
    color: #fff;
}
.header-bottom>ul {
    display: flex;
    width: 70%;
    justify-content: space-between;
}
.header-bottom>ul>li {
    /*margin: 0 28px;*/
}
.header-bottom>ul>li>a {
    font-size: 16px;
    color: #000;
}
.header-bottom>ul>li>a:hover {
    color: blue;
}
/*header end*/
/*main start*/
.main {
    width: 100%;
    margin-top: 40px;
}
.main>.main-top {
    width: 100%;
    position: relative;
}
.main>.main-top>ul>li>img {
    width: 100%;
    vertical-align: bottom;
}
.main-top>ol {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 40px;
    display: flex;
}
.main-top>ol>li {
    width: 40px;
    height: 4px;
    background-color: rgba(255,255,255,0.5);
    margin: 0 4px;
}
.main-top>ol>li.active {
    background-color: #fff;
}
.main-top>.main-info {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    left: 20%;
}
.main-top>.main-info>i {
    display: block;
    width: 304px;
    height: 45px;
    background: url("../images/vivo-banner-title1.png") no-repeat;
}
.main-top>.main-info>i:nth-child(2) {
    background: url("../images/vivo-banner-title2.png") no-repeat;
}
.main-top>.main-info>i:nth-child(3) {
    background: url("../images/vivo-banner-title3.png") no-repeat;
}
.main-top>.main-info>p {
    margin-top: 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: #fff;
    opacity: 0.5;
    transition: opacity 0.4s;
    cursor: pointer;
}
.main-top>.main-info>p:hover {
    opacity: 1;
}
.main-top>.main-info>p>b {
    margin-top: 5px;
    display: block;
    width: 20px;
    height: 2px;
    background-color: #fff;
}
.main-top>.main-info>p:hover>b {
    width: 60px;
    transition: all 0.4s;
}
.main-bottom {
    /*margin-top: 5px;*/
    width: 100%;
    display: flex;
}
.main-bottom>li {
    margin-top: 5px;
    /*flex: 1;*/
    width: 25%;
    height: 300px;
    overflow: hidden;
    position: relative;
}
.main-bottom>li>a {
    color: #000;
    display: flex;
    justify-content: center;
}
.main-bottom>li:nth-child(2n)>a {
    color: #fff;
}
.main-bottom>li>a>div {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 10%;
    text-align: center;
}
.main-bottom>li>a>div>h3 {
    font-size: 16px;
    font-weight: 500;
}
.main-bottom>li>a>div>p {
    font-size: 14px;
    margin-top: 10px;
}
.main-bottom>li>a>img {
    height: 100%;
    /*position: absolute;*/
    /*left: 50%;*/
    /*transform: translateX(-50%);*/
    transition: all 0.4s;
}
.main-bottom>li>a>img:hover {
    transform: scale(1.3);
}
/*main end*/
/*footer start*/
.footer {
    margin-top: 60px;
    width: 100%;
}
.footer-in {
    width: 1200px;
    /*height: 800px;*/
    /*background-color: pink;*/
    margin: 0 auto;
}
.footer-top {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid #000;
    padding-bottom: 60px;
    box-sizing: border-box;
}
.footer-top>.footer-top-left {
    width: 75%;
    display: flex;
    justify-content: space-between;
}
.footer-top>.footer-top-left>dl>dt {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 40px;
}
.footer-top>.footer-top-left>dl>dd {
    color: #666;
    font-size: 14px;
    margin-bottom: 18px;
}
.footer-top>.footer-top-right {
    width: 25%;
    text-align: center;
}
.footer-top>.footer-top-right>p {
    font-size: 22px;
    color: #333;
}
.footer-top>.footer-top-right>div {
    margin-top: 60px;
}
.footer-top>.footer-top-right>div>p:nth-child(1) {
    color: #415fff;
    font-size: 24px;
}
.footer-top>.footer-top-right>div>p:nth-child(2) {
    font-size: 14px;
}
.footer-bottom {
    width: 100%;
    padding: 10px 0;
    box-sizing: border-box;
}
.footer-bottom>.footer-bottom-left {
    font-size: 12px;
    color: #666;
}
.footer-bottom>.footer-bottom-right>a {
    font-size: 12px;
    color: #666;
}
.footer-bottom>.footer-bottom-right>a:nth-child(1) {
    margin-right: 60px;
}
/*footer end*/
/*响应式布局兼容开始*/
.header-bottom>.nav2 {
    display: none;
}

.header>.header-phone{
	display: none;
}
/*响应式布局兼容结束*/
.main-top>ul>li>img:nth-child(2){
	display: none;
}